diff --git a/.deepsource.toml b/.deepsource.toml
new file mode 100644
index 00000000..3bfe71eb
--- /dev/null
+++ b/.deepsource.toml
@@ -0,0 +1,10 @@
+version = 1
+
+[[analyzers]]
+name = "shell"
+
+[[analyzers]]
+name = "python"
+
+  [analyzers.meta]
+  runtime_version = "3.x.x"
\ No newline at end of file
diff --git a/swarms/tools/tool.py b/swarms/tools/tool.py
index 1029a183..ade01166 100644
--- a/swarms/tools/tool.py
+++ b/swarms/tools/tool.py
@@ -34,7 +34,7 @@ from pydantic import (
     Extra,
     Field,
     create_model,
-    root_validator,
+    model_validator,
     validate_arguments,
 )
 from langchain.schema.runnable import (
@@ -276,7 +276,7 @@ class ChildTool(BaseTool):
                 }
         return tool_input
 
-    @root_validator()
+    @model_validator(mode="after")
     def raise_deprecation(cls, values: Dict) -> Dict:
         """Raise deprecation warning if callback_manager is used."""
         if values.get("callback_manager") is not None:
diff --git a/tests/models/test_ssd_1b.py b/tests/models/test_ssd_1b.py
index 35cc4864..8ea0182e 100644
--- a/tests/models/test_ssd_1b.py
+++ b/tests/models/test_ssd_1b.py
@@ -107,12 +107,20 @@ def test_ssd1b_generate_uuid(ssd1b_model):
     assert len(uuid_str) == 36  # UUID format
 
 
-def test_ssd1b_rate_limited_call(ssd1b_model):
+def test_ssd1b_rate_limited_call_connect(ssd1b_model):
     task = "A painting of a dog"
     image_url = ssd1b_model.rate_limited_call(task)
     assert isinstance(image_url, str)
     assert image_url.startswith("https://")
 
+def test_ssd1b_rate_limited_call_ratelimit(ssd1b_model, mocker):
+    task = "A painting of a dog"
+    mocker.patch.object(
+        ssd1b_model, "__call__", side_effect=Exception("Rate limit exceeded")
+    )
+    with pytest.raises(Exception, match="Rate limit exceeded"):
+        ssd1b_model.rate_limited_call(task)
+
 
 # Test cases for additional scenarios and behaviors
 def test_ssd1b_dashboard_printing(ssd1b_model, capsys):
diff --git a/tests/structs/test_flow.py b/tests/structs/test_flow.py
index a8e1cf92..87e38b9d 100644
--- a/tests/structs/test_flow.py
+++ b/tests/structs/test_flow.py
@@ -347,7 +347,6 @@ def test_flow_response_filtering(flow_instance):
 def test_flow_undo_last(flow_instance):
     # Test the undo functionality
     response1 = flow_instance.run("Task 1")
-    response2 = flow_instance.run("Task 2")
     previous_state, message = flow_instance.undo_last()
     assert response1 == previous_state
     assert "Restored to" in message
@@ -577,7 +576,6 @@ def test_flow_rollback(flow_instance):
     # Test rolling back to a previous state
     state1 = flow_instance.get_state()
     flow_instance.change_prompt("New prompt")
-    state2 = flow_instance.get_state()
     flow_instance.rollback_to_state(state1)
     assert (
         flow_instance.get_current_prompt() == state1["current_prompt"]
diff --git a/tests/swarms/test_multi_agent_collab.py b/tests/swarms/test_multi_agent_collab.py
index e30358aa..ef75dc65 100644
--- a/tests/swarms/test_multi_agent_collab.py
+++ b/tests/swarms/test_multi_agent_collab.py
@@ -26,7 +26,7 @@ def test_collaboration_initialization(collaboration):
     assert callable(collaboration.select_next_speaker)
     assert collaboration.max_iters == 10
     assert collaboration.results == []
-    assert collaboration.logging == True
+    assert collaboration.logging
 
 
 def test_reset(collaboration):
@@ -105,13 +105,6 @@ def test_set_interaction_rules(collaboration):
     assert collaboration.interaction_rules == rules
 
 
-def test_set_interaction_rules(collaboration):
-    rules = {"rule1": "action1", "rule2": "action2"}
-    collaboration.set_interaction_rules(rules)
-    assert hasattr(collaboration, "interaction_rules")
-    assert collaboration.interaction_rules == rules
-
-
 def test_repr(collaboration):
     repr_str = repr(collaboration)
     assert isinstance(repr_str, str)